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GBR Series B-Vent Gas Fireplace
Be sure to always maintain the proper one
(1) inch distance to combustibles around
B-vent pipe sections.
NOTE: Insulating for cold climates is strictly a recom-
mendation and not a requirement.
Framing and Finishing
Check appliance to make sure it is levelled
and properly positioned.
The appliance should only be mounted on the
following surfaces:
• A flat combustible (burnable) surface.
• A raised wooden platform.
• A concrete block or other solid object
placed beneath each of the four corners
of the appliance.
To mount the appliance:
1. Choose unit location.
2. Four (4) nailing flanges are supplied with the fire-
place (found on the fireplace hearth). To level the
box and secure it firmly in place, remove the nailing
flanges from the hearth and install at the sides of the
fireplace as shown in Figure 3.
Fig. 3 Adjustable drywall strip (nailing flange).
6
Nail Top
Standoffs
Nail Side-
nailing
Flanges
FP549
FP549
9/29/97
BR/BC
Finishing
CAUTION: All joints between the finished
wall and the appliance surround (top and
sides) may be sealed only with non-com-
bustible material. Only noncombustible
material can be applied as facing to the
appliance surround (the black painted
face).
When finishing the appliance, never obstruct or modify
the air inlet/outlet grilles in any manner.
Finish the wall with the material of your choice. Refer to
Figures 2a and 2b for specific clearances when install-
ing a combustible mantel or other combustible projec-
tion.
Gas Specifications
Model
Fuel
GBR36RN Natural
Millivolt Hi/Lo
GBR36RP Propane
Millivolt Hi/Lo
GBR36EN
Natural
Electronic Ignition 22,000 15,500
GBR36EP Propane Electronic Ignition 22,000 16,000
Air Shutter Settings
Model
GBR36RN
GBR36RP
GBR36EN
GBR36EP
Gas Inlet & Manifold Pressures
Minimum Inlet Pressure
Maximum Inlet Pressure
Manifold Pressure
High Elevations
Input ratings are shown in BTU per hour and are
certified without deration for elevations up to
4,500 feet (1,370 m) above sea level.
For elevations above 4,500 feet (1,370 m) in USA,
installations must be in accordance with the
current ANSI Z223.1/NFPA 54 and/or local codes
having jurisdiction.
In Canada, please consult provincial and/or local
authorities having jurisdiction for installations at
elevations above 4,500 feet (1,370 m).
Max.
Min.
Gas Control
Input
Input
22,000 15,500
22,000 16,000
Setting
1/16"
Fully Open
1/16"
Fully Open
Natural
LP
5.5" w.c.
11" w.c.
14.0" w.c.
14.0" w.c.
3.5" w.c.
11" w.c.
7412955
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